子宫内膜雌孕激素受体分布与宫内节育器伴出血的关系

The Relationship between the Distribution of Estrogen and Progestogen Receptor(ER and PR) on Endometrium and Hemorrhage with Intra-uterine Device

This pape had reported that the comparison between the ER and PR distribution of endometrium on the device and in other place of uterus.The result was that there was no bleeding in endometrium on the device,but bleeding at other place.So the relationship between whether the device was the cause of bleeding or ER and PR is to be studied further.